Astra J
DTC B151ADiagnostic Instructions
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• | Perform the Diagnostic System Check - Vehicle prior to using this diagnostic procedure. |
• | Review Strategy Based Diagnosis for an overview of the diagnostic approach. |
• | Diagnostic Procedure Instructions provides an overview of each diagnostic category. |
DTC Descriptor
DTC B151A 58: Low Battery Capacity Detected |
Circuit/System Description
The body control module (BCM) monitors the battery voltage level during an engine crank event to detect a low battery voltage condition.
Conditions for Running the DTC
The vehicle is ON
Conditions for Setting the DTC
A minimum crank battery voltage is less than the minimum crank battery voltage threshold for 16 consecutive crank events.
Action Taken When the DTC Sets
A driver information center (DIC) message is displayed.
Conditions for Clearing the DTC
The DTC will clear if the minimum crank voltage is greater than the minimum crank voltage threshold during a crank event.
Reference Information
Schematic Reference
Starting and Charging Schematics
Connector End View Reference
Description and Operation
Charging System Description and Operation
Electrical Information Reference
Scan Tool Reference
Control Module References for scan tool information
Circuit/System Verification
Before replacing the C1 battery perform the Battery Inspection/Test .